| A Lion In The Streets - S12E01 | ||
| Time | Number | Meaning |
| 2:24 | 413 - 414 | Parking spots in garage at Ilikai Hotel/On pavement |
| 7:55 | 412 | Sam Limahelu's hospital room |
| 11:43 | 79 | "Election '79" on banner in Union Hall |
| 11:53 | Jan.27,194… | Date Union organized/On flag behind speaker |
| 30:30 | 30 | Speed Limit on street in front of Union Hall/Seen again at 1:20:55 |
| 30:40 | 1979 | On seal of United Resort Workers |
| 32:54 | 1 | Elevator floor indicator at top/1 is lighted |
| 33:46 | 1 - 5 | Elevator floor indicator at top/B is lighted/Increments of 1 |
| 34:27 | 745 | Truck's HPD badge number |
| 36:31 | 13/94 | Written on box in kitchen |
| 39:21 | 5 | Safety inspection sticker on Five-O LTD (7E-5970) |
| 45:38 | 13 | Pier 13 - Pacific Marine & Supply Co., Ltd. |
| 46:39 | 30 | Speed Limit on street where Andy Kamoku follows Santos and Napali |
| 47:09 | 6 | On awning passed by pursuers of Santos and Napali |
| 1:08:52 | 95326 | Registry number: Coast Guard cutter Cape Corwin |
| 1:23:48 | 25 | Speed Limit on street where Tony Alika's call from |
| Who Says Cops Don't Cry - S12E02 | ||
| Time | Number | Meaning |
| 3:15 | 40 00 | Price for bottle of champagne |
| 3:15 | 730 | Price for quart of Gin |
| 3:51 | 15 | Speed Limit on street where Lori Wilson buys fish |
| 4:12 | 15 | Speed Limit on street where Lori buys fish/Second sign |
| 4:43 | 4.00 | Price per pound for something/Sign behind Otis |
| 5:03 | 6 | Safety inspection sticker on gang's van |
| 9:57 | 1 - 9 and 0 | Numbers on rotary dial phone at Lloyd Dawson's place |
| 13:13 | 207? | Badge number of HPD Officer Atkins/At Kevin Wilson's funeral |
| 16:39 | 6 - 10 - 6 | On shooting range targets/Increments of 1 |
| 22:14 | 164495 | Case number for the robberies/On Terry Pryor's personal effects box |
| 23:36 | 1A-0-421 (?) | Case number on box under Terry Pryor's personal effects |
| 23:57 | 746? | Lori's HPD badge number |
| 25:55 | 1 - 3 | Instructions on pay phone McGarrett uses/Increments of 1 |
| 25:55 | 5 | 10 | 25 | Coin slot on pay phone McGarrett uses |
| 26:00 | 1 - 9 and 0 | Numbers on touch tone pay phone McGarrett uses |
| 28:40 | 14 Lani Street | Address for Island Shopper's Market/On paper bags |
| 28:40 | 555-8600 | Phone number for Island Shopper's Market/On paper bags |
| 28:55 | 9 | The check-out stand used by Reed and Otis |
| 43:50 | 1 - 9 and 0 | Numbers on touch tone pay phone Lori scouts from |
| 43:50 | 1 - 3 | Instructions on pay phone Lori scouts from/Increments of 1 |
| 43:50 | 5 | 10 | 25 | Coin slot on pay phone Lori scouts from |
| 44:16 | 11 | Aisle marker in far background |
| 45:47 | 16 - 18 | Aisle markers in market/Increments of 1 |
| 45:52 | 7 | Check-out stand in market |
| 46:08 | 3? | Safety inspection sticker on gang's rented station wagon |
| Though The Heavens Fall - S12E03 | ||
| Time | Number | Meaning |
| 1:42 | 25 | Cents/Price for Mini-movies at "Esquire" |
| 19:06 | 777 | House number on mailbox/Meredith Howell's next door neighbor |
| 34:42 | 10 | Truck's room at the Sportsmen's Game Country Club |
| 41:08 | 65 | Golf cart in front of Elliott Webster |
| 41:08 | 60 | Golf cart used by Webster |
| 41:39 | N789PR | Registry number: Yellow and white HPD helicopter |
| 46:54 | 307 | Interrogation room where Richard Slade is held/Seen backwards on glass |
| Sign Of The Ram - S12E04 | ||
| Time | Number | Meaning |
| 5:55 | Multiple numbers | On chalkboard in Jessica Humboldt's office/Various numbers on star chart |
| 14:30 | 6 | 4 | 2.50 | $1.25 | Rounds in fight/Rounds in fight/Prices of admission/All on poster at gym |
| 14:30 | 6:30 PM | Time for fight on poster under the first |
| 20:40 | 5 | Safety inspection sticker on Five-O LTD (8E-2050) |
| 23:35 | 10 - 11AM 7 - 8PM | Visiting hours at the hospital/On sign next to path |
| 31:39 | 1 - 9 and 0 | Numbers on rotary dial pay phone Al uses |
| 31:39 | 1 - 3 | Instructions on pay phone Al uses/Increments of 1 |
| 33:27 | 1 - 9 and 0 | Numbers on touch tone pay phone Lori uses |
| 33:27 | 1 - 3 | Instructions on pay phone Lori uses/Increments of 1 |
| 35:46 | Round 2 | Round 2 of the Larkin-Shore fight |
| 37:24 | Round 3 | Round 3 of the Larkin-Shore fight |
| 38:01 | Round 4 | Round 4 of the Larkin-Shore fight |
| 38:07 | Round 5 | Round 5 of the Larkin-Shore fight |
| 38:17 | Round 6 | Round 6 of the Larkin-Shore fight |
| 41:47 | 79314472 | Eagleton's/Banning's Police Department photo & prison number |
| Good Help Is Hard To Find - S12E05 | ||
| Time | Number | Meaning |
| 1:53 | Multiple numbers | Stenciled on wooden boxes in warehouse |
| 2:03 | Multiple numbers | Written on boxes behind officers raiding warehouse |
| 2:13 | Multiple numbers | Written on boxes behind inside warehouse |
| 3:36 | 944-1212 | Crime stoppers poster in Joey's apartment |
| 3:41 | 25 | Joey's apartment |
| 9:20 | 2451 (?) | Guido Marioni's room at Hawaiian Regent Hotel |
| 11:55 | 5-0 | On form in Kimo's personnel file |
| 25:07 | 2261 | Safe deposit box used to frame Carew |
| 25:07 | 2260 | Safe deposit box also in camera shot |
| 25:07 | 2279 | Safe deposit box below the one used |
| 27:57 | 4:30 | Digital clock in main Five-O office |
| 29:45 | 10 | Safety inspection sticker on Coroner's car |
| 32:04 | 711 (?) | Receipt/Register number for safe deposit box |
| 32:04 | 9:50 | 6-9-79? | Time and date when safety deposit box was rented |
| 32:04 | 322? | Box number on rental form |
| 32:04 | 406 Kona | Kimo's address |
| 32:04 | 7-2-79 | Date form taken in by Internal Affairs |
| 32:04 | 7112-LC | Internal Affairs record number for receipt/register for deposit box |
| 38:55 | 7AM 4PM | Times on chalkboard behind McGarrett and Lt. Dexter |
| Image of Fear - S12E06 | ||
| Time | Number | Meaning |
| 1:27 | 526 | Joan Carter's house number |
| 9:45 | 1 - 9 and 0 | Numbers on rotary dial phone Robert Kwon uses |
| 13:31 | 6 | Safety inspection sticker on station wagon Kwon leans on |
| 19:45 | C-2 | 512-IPO? | Numbers on Kwon's criminal record form |
| 36:47 | 3 | Cents/Amount for credit upon return of the bag |
| Use A Gun, Go To Hell - S12E07 | ||
| Time | Number | Meaning |
| 2:49 | …1-6543 | Phone on flyer at Sunada's Bakery |
| 3:00 | 30 | 40 | 55 | Cents/Prices for soda at Sunada's Bakery |
| 5:24 | 2187 | Officer Sunada's badge number |
| 6:51 | 3? | Safety inspection sticker on HPD car |
| 7:12 | 601 | Officer Anialiao's badge number |
| 7:12 | 263 | Officer Silva's badge number |
| 7:12 | 2968 | Safety inspection sticker? on Chevrolet Modular Ambulance |
| 23:04 | 113 | "Serial number" for bus/Seen under windshield/At 23:14 seen in back window |
| 23:09 | 7 | Route number for bus/Destination Kalihi Uka |
| 23:09 | 12 | Digits in window of bus-meaning Unknown |
| 26:55 | 1123 | House/cottage number for Rolly and Tanami |
| 28:38 | 6501 Pahane St. | Roger Bancroft's address |
| 28:38 | 15 | Cents/Amount on stamp on letter to Bancroft |
| 28:43 | 808-555-6889 | Telephone number for Poinsettia Security Sys. |
| 28:43 | 3 | Mailbox number next to Bancroft's house |
| 28:54 | 96815 | Zip code for Bancroft's house |
| 28:54 | 96816 | Zip code of J. T. Printing |
| 32:04 | 25 | Speed Limit on street HPD unit is on |
| 32:20 | 25 | Speed Limit on street HPD unit is on/Second sign |
| 33:32 | 54|60|70|80|100|120|140|160 | AM frequencies on portable radio |
| 33:32 | 1.6|1.8|2.1|2.5|3|3.5|4 | MS frequencies on portable radio |
| 33:32 | 4|4.5|5|6|7|8|9|10|12 | SW frequencies on portable radio |
| 33:32 | 86|90|94|96|102|106|108 | FM frequencies on portable radio |
| 33:32 | 108|113|120|127|130 | AIR frequencies on portable radio |
| 33:32 | 146|156|166|174 | FSS frequencies on portable radio |
| 40:09 | N9014F | Registry number: Blue and white HPD helicopter |
| Voice Of Terror - S12E08 | ||
| Time | Number | Meaning |
| 5:44 | 79 | Expiration year of Karl's license plates |
| 5:44 | 7 | Safety inspection sticker on Karl's car |
| 6:05 | 762? | Sally Dean's HPD badge number |
| 6:10 | 763? | Tom Kellogg's HPD badge number |
| 6:41 | 77 | HPD Unit number |
| 6:41 | 3 | Safety inspection sticker on HPD car (#77) |
| 7:32 | 222 | HPD Unit number |
| 8:34 | 0210 | Sticker on Karl's car |
| 19:23 | 68? | HPD Unit number/Riot truck |
| 20:19 | 248c | HPD Unit number |
| 29:25 | DX-300 | Model of radio Governor is listening to in his office |
| 30:27 | 24… | HPD Unit number on roof of car |
| 42:01 | 596? | Badge number of HPD officer McGarrett tells to strap Mark to stretcher |
| 42:01 | State #1 | Written on box on shelf above and behind McGarrett's head |
| 44:24 | R-3 | Console number behind McGarrett as he talks to Mark |
| A Shallow Grave - S12E09 | ||
| Time | Number | Meaning |
| 3:35 | 20 | Headline in newspaper/"20 Years for Millions in Jewels" |
| 7:58 | 307 | Room of past newspapers/Seen backwards on glass |
| 9:15 | 5 | Safety inspection sticker on Five-O LTD (8E-2050) |
| 22:01 | 2968 | Safety inspection sticker? on Chevrolet Modular Ambulance |
| 41:13 | Vol. XVII, No. 20? | Volume and Issue of Honolulu Daily News newspaper |
| 41:13 | 10? | Cents/Price of daily Honolulu Daily News newspaper |
| The Kahuna - S12E10 | ||
| Time | Number | Meaning |
| 6:20 | 12? | Safety inspection sticker on Nomura's car |
| 7:32 | 743 | Badge number of officer talking to McGarrett at Nomura's car |
| 10:58 | N2097 | Registry number: Light Blue "Palm Charter Service" helicopter |
| 12:20 | Est. 1967? | Date on Lamb's Emporium sign |
| 14:50 | 110 | House number of family Truck talks to |
| 17:34 | 112 | Dr. Amos Cooper's house/clinic number |
| 19:36 | $1.25 | Cost for a haircut at the barber shop |
| 19:36 | .75 | Cost for a shave at the barber shop |
| 27:31 | 76 | Expiration year of George Lamb's license plates |
| 39:21 | 5 | Safety inspection sticker on Bronco 4-wheel drive |
| Labyrinth - S12E11 | ||
| Time | Number | Meaning |
| 1:32 | 444 | Number for Eaton Square |
| 6:56 | 1 - 9 and 0 | Numbers on touch tone phone in Dr. Kenneth Ames' house |
| 14:03 | 24 HR. | 24 hour Service for tow truck |
| 14:03 | 555-1613 (?) | Phone number for Mike's Towing & Service |
| 14:03 | 30,000 | Gross Vehicle Weight (GVW) of tow truck |
| 17:34 | (808) 555-6340 | Phone number for Nick Rossiter - on his business card |
| 18:25 | 75 | Cents/Amount for pool game per person for 1 hour |
| 18:25 | 1 | Hour/How long a person can play pool for 75 cents |
| 23:13 | 151 | "Latitude" - there is no such thing, it only goes to 90/Longitude for money drop |
| 23:13 | 39 | "Longitude" makes no sense/Latitude: if South, it passes in the Tasman Sea; if North, it is the same parallel through North Korea! |
| 25:42 | 90 | Days/How many days before expiration the license can be renewed |
| 25:42 | D37143 | Christine Ames' Texas driver's license |
| 25:42 | 1980 | Expiration year of Christine Ames' driver's license |
| 25:42 | 12-22-42 | Christine Ames' birth date |
| 25:42 | 5-6 | Christine Ames' height |
| 25:42 | 1240 | Street address for Christine Ames: 1240 Rodeo Dr. |
| 25:42 | 75149 | Zip code of Christine Ames' Texas address |
| 42:14 | 1934 | Pennant hanging in boat cabin |
| School For Assassins - S12E12 | ||
| Time | Number | Meaning |
| 14:35 | 1 - 9 and 0 | Numbers on touch tone pay phone Jennifer Fair uses |
| 14:35 | 5 | 10 | 25 | Coin slot on pay phone Jennifer uses |
| 16:18 | 2271 (?) | Safety inspection sticker on Super 7 Scenicruiser |
| 17:30 | 5 | Safety inspection sticker on Five-O LTD (4F-7968) |
| 17:35 | 20 | Number on bus roof in White lettering |
| 22:39 | 77 | HPD Unit number |
| 25:03 | 3|4|5|6|7|8|9|10|30 | Top line on bug detector |
| 25:03 | 0 - 10 | Second line on bug detector/Increments of 2 |
| 33:12 | 54 | Surfboard Jenny rents |
| 38:33 | 5 | Safety inspection sticker on John J. Ellington's limousine |
| 43:29 | 525? | Kelsey's fake HPD badge number |
| 44:35 | 66 | HPD Unit number |
| For Old Times Sake - S12E13 | ||
| Time | Number | Meaning |
| 12:46 | 2 | Month bill printed?/On $20 bill in Willie's hand/Seen four times/Seen at 18:00 |
| 12:46 | B 43346018 B | Serial number of $20 bill Willie holds/Seen again at 18:00 |
| 13:12 | 1 | "1 Hour Parking" sign |
| 13:12 | 9 | Safety inspection sticker on Hale Maluhia's car |
| 13:32 | 8 1/2 x 11 or 8 1/2 x 14 | On sign of "Printing While You Wait" |
| 13:32 | 11 x 17 | "Minimum Time On 11 x 17 Size Printing One Week!"/Sign on wall |
| 13:32 | 25 | Minimum copy count for off-set printing/Sign on wall |
| 13:32 | Oct 1979 | Calendar on wall |
| 20:19 | SC15520 | Registry number: Boat in Singapore |
| 26:09 | 1 - 3 | Instructions on pay phone Kimo uses/Increments of 1 |
| 26:09 | 1 - 9 and 0 | Numbers on touch tone pay phone Kimo uses |
| 26:09 | 5 | 10 | 25 | Coin slot on pay phone Kimo uses |
| 27:47 | 6 | Safety inspection sticker on parked car |
| 29:04 | 25 | Number of copies |
| 29:29 | $6.95 | Price for t-shirt at Eddie's print shop |
| 34:38 | 9 | Safety inspection sticker on Chevrolet Chevelle Concourse wagon |
| 36:16 | September 1979 | Calendar month showing in John Holland's office |
| 42:56 | 431 Kullouou Rd. | Address for "Okay Print Shop" |
| 42:56 | 96821 | Zip code for "Okay Print Shop" |
| 43:12 | #4 | "Pebble Island Shack #4"/Written on back of business card |
| 44:53 | HA 4279 C | Registry number: Red and White boat McGarrett and Kimo use |
| 47:26 | 8:00A.M. to 10:30A.M. | Visiting hours at Halawa Correctional Facility |
| 47:26 | 12:00P.M. to 3:30P.M. | Visiting hours at Halawa Correctional Facility |
| The Golden Noose - S12E14 | ||
| Time | Number | Meaning |
| 16:10 | 1 - 9 and 0 | Numbers on touch tone phone in Jonas Halloran's hotel room |
| 18:39 | 511 | Hotel room across the hall from Halloran's |
| 20:01 | W23A | Number on cargo panel of truck that hits Le Doc |
| 23:16 | 1 - 9 and 0 | Numbers on rotary dial portion of McGarrett's phone |
| 23:16 | 732-5577 | Main phone number on McGarrett's phone |
| 23:16 | 2362 | Extension line on McGarrett's phone |
| 23:16 | 2369 - 2372 | Extension line on McGarrett's phone/Increments of 1 |
| 23:16 | 2373 | Extension line on McGarrett's phone/Has Hold button on it - wouldn't happen |
| 23:16 | 2374 - 2379 | Extension line on McGarrett's phone/Increments of 1 |
| 27:12 | 0037 #41 | Spray painted on junk |
| 27:12 | 7032 #171 | Spray painted on junk |
| 27:12 | R4 | Stenciled on junk |
| 27:12 | 7 2 | On junk |
| 27:38 | 9-19-77… | Sprayed painted on giant tire |
| 33:32 | PUC 258-C39 | Registration number for Chevrolet C60 cargo truck |
| 33:32 | 32000 | GVW of Chevrolet C60 cargo truck |
| 38:21 | 0 - 5000 | Temperature gauge/Increments of 500 |
| 43:01 | 99 | HPD Unit number |
| 46:09 | 63 X | Written on end of casket |
| The Flight Of The Jewels - S12E15 | ||
| Time | Number | Meaning |
| 2:44 | N1977M | Registry number: White, Red and Green model airplane |
| 2:54 | 3? | Safety inspection sticker on Neal's van |
| 4:32 | 1 - 4 | Various controls on remote/Increments of 1 |
| 5:44 | 10am-5pm | Hours for the Royal Jewel Exhibit |
| 11:34 | N1977M | Registry number: Duplicate White, Red and Green model airplane |
| 15:51 | 66 | HPD Unit number/Seen upside down |
| 18:36 | 205 | Room where McGarrett watches video/"Film Library" and "Authorized Personnel only" signs on door |
| 28:38 | N9230F | Registry number: Red and White HPD helicopter |
| 28:38 | 500C | Number on Red and White HPD helicopter |
| 29:45 | N 2 OF | On Red and White HPD helicopter |
| Clash Of Shadows - S12E16 | ||
| Time | Number | Meaning |
| 5:29 | 42 | Number on construction equipment/Seen three times |
| 9:00 | 411 | Yuri Bloch's room at Makani Kai Hotel/Seen on key ring |
| 10:58 | 411 | Yuri Bloch's room at Makani Kai Hotel/Seen on door |
| 16:28 | 2546 | Building number across the street from Makani Kai Hotel |
| 17:24 | 683 | Taxi number/On lighted roof sign |
| 18:26 | 038846258 | Cablegram number |
| 18:26 | 937ET | Timing? on Cablegram |
| 18:26 | 129 Paoakalani | Address for Makani Kai Hotel |
| 19:53 | 307 | Room number for Coroner's office/Seen backwards on glass |
| 25:23 | 1 - 3 | Instructions on pay phone Anne Chernus uses/Increments of 1 |
| 25:23 | 1 - 9 and 0 | Numbers on touch tone pay phone Anne uses |
| 25:23 | 5 | 10 | 25 | Coin slot on pay phone Anne uses |
| 26:40 | 583 0 584 0 585 0 | On computer screen of First Security of Oahu Three Four |
| 26:45 | 165587415157615141513125121226 | On computer screen of First Security of Oahu Three Four |
| 26:45 | 1655 8741515 76151 4151 3125 121226 | On computer screen of First Security of Oahu Three Four |
| 26:50 | 370 | Computer number in room |
| 38:31 | 5 | Speed Limit on bridge McGarrett drives on/Partially seen |
| 48:13 | 8AM - 5PM | Hours for US Customs at Honolulu Airport |
| A Bird In Hand... - S12E17 | ||
| Time | Number | Meaning |
| 3:51 | 17 15 13 12 | Apertures on the lens of Angie Walker's camera - in White |
| 3:51 | 5 4.5 4 3.7 | Apertures on the lens of Angie's camera - in Green |
| 6:15 | 15 13 12 | Apertures on the lens of Grebbs' camera - in White |
| 6:15 | ...5 4 3.7 | Apertures on the lens of Grebbs' camera - in Green |
| 11:19 | 106 108 | AM broadcast band frequencies on portable radio |
| 11:19 | …67 171 174 | FM broadcast band frequencies on portable radio |
| 11:19 | 46 50 | Public Service VHF Hi frequencies on portable radio |
| 11:19 | 466 470 | Public Service VHF Lo frequencies on portable radio |
| 11:19 | 135 | Public Service UHF frequencies on portable radio |
| 11:19 | 80 90 100 | Aircraft VHF frequencies on portable radio |
| 14:03 | 17 | HPD Unit number |
| 16:17 | 12 | Mile marker on the highway |
| 16:38 | 5 | Safety inspection sticker on Five-O LTD (8E-2050) |
| 19:53 | HA 856 CB? | Registry number: Boat behind Klieber |
| 20:03 | 76 | Phillips 76 globe at gas station |
| 25:33 | 77 | HPD Unit number |
| 28:12 | 533? | Apartment across the hall from Angie's |
| 33:21 | 34 Via Del Parajes | Address? on the Air Freight labels |
| 41:09 | 00102H | Printed on boxes on table/Seen twice |
| 41:40 | 24-No. 2 | Printed on box Kimo takes |
| 41:40 | 38900 | Printed on box Kimo takes |
| 43:27 | 48 | "No. 48 Cans" written on boxes/Seen three times |
| The Moroville Covenant - S12E18 | ||
| Time | Number | Meaning |
| 2:57 | 745 | Building number of the Hawaii Building where David Lawrence works |
| 4:06 | 25 | Speed Limit on street McGarrett drives on to take Lawrence home |
| 4:37 | 5 | Safety inspection sticker on McGarrett's car |
| 5:44 | 8? | Safety inspection sticker on Jack Smith's car |
| 6:30 | 9 | Number on fender of KGMB-TV car |
| 7:16 | 2 | "Rescue 2 HFD"/On helmet |
| 12:34 | 24 | Jack Smith's room at Royal Palm Hotel |
| 20:44 | 845 | Number on bus driving to Moroville |
| 20:44 | 2368 | Population of Moroville, Idaho |
| 21:14 | Est. 1897 | When the Moroville County Townhall & Courthouse were established |
| 23:38 | Est. 1931 | When Moroville Gazette was established |
| 24:14 | 1961 | 1960 | 196… | Labels on bins at Moroville Gazette |
| 36:29 | 1 - 9 and 0 | Numbers on rotary dial phone at Eva Pritchard Smith's hotel room |
| Woe To Wo Fat - S12E19 | ||
| Time | Number | Meaning |
| 10:12 | 22 | Number on the taxi for "The Cab" |
| 10:27 | 1015 (?) | Hospital room of Dr. Elton Raintree |
| 35:40 | 21 | USS Cochrane/Real-life Naval destroyer |
| 49:08 | 9869 | Wo Fat's prisoner number |