| Name | Number of Codes |
|---|---|
| gtessier@resudox.net | 1 |
| GTSRRacer@aol.com | 1 |
| Gui | 19 |
| Gulag13@webtv.net | 23 |
| GunBlade | 71 |
| GuNdj | 406 |
| Gurt | 3 |
| gustavodq | 150 |
| Guyver | 74 |
| GXP | 82 |
| gydegiwd | 1 |
| g_nod@usa.net | 2 |
| h.kroehnert@t-online.de | 18 |
| H0D0NKAIN@aol.com | 1 |
| h@Ck3R | 634 |
| haagen | 30 |
| Hacc | 2662 |
| Hack Master | 249 |
| HAcKen | 146 |
| Hacker Cat | 2 |
| Hacker Unknown | 1 |
| Hacker007 | 50 |
| hackeruk | 109 |
| HackFreak | 200 |
| hackingfreak1@yahoo.com | 22 |
| HackMan | 1569 |
| hackmaster | 1 |
| Hackwiz | 853 |
| hackwizard | 1 |
| Hadi | 2 |
| Hagane | 4 |
| hagel@dwave.net | 267 |
| hagiri_k@hotmail.com | 5 |
| Hali | 2 |
| Hammer Head | 11 |
| HammerHead | 8 |
| Hangtime | 7 |
| Hank Chill | 2 |
| hankchill | 68 |
| Hardy | 6139 |
| Hardy1@swol.de | 39 |
| Harrieo_X | 1 |
| Harry62 | 33 |
| Harry_Schuler@prodigy.com | 3 |
| Harry_Shuler@prodigy.com | 230 |
| hartrock | 1 |
| hartrock@jps.net | 9 |
| haru [POD] | 4 |
| Haruyuki | 1 |
| Harvest Hacker | 1 |
| Name | Number of Codes |
|---|---|
| HarvestMike | 1 |
| Hawk | 6 |
| Heiko Kroehnert | 93 |
| Helder | 6613 |
| helgaharley | 8 |
| hellion00 | 8 |
| Hells Guardian | 45 |
| HenDr!X | 77 |
| HenDriX | 74 |
| HenDriX@WhoIsHenDriX.Net HenDriX | 2 |
| henrylow@singnet.com.sg | 7 |
| HenryPF@aol.com | 4 |
| Herby | 5 |
| here | 60 |
| HermitCrab | 1 |
| Hesperus | 16 |
| Hespy | 8 |
| Hex | 4 |
| hexadecimal82@earthlink.net | 7 |
| Hexadecimal82@Netscape.net | 1 |
| HF* | 5124 |
| hgmatteson | 1 |
| Hiei-YYH | 617 |
| hier | 21 |
| HikariNetto@gmail.com | 13 |
| him hawk | 1 |
| Himoura | 22 |
| himura_san5000 | 1 |
| hingkau@yahoo.com | 14 |
| hinks@airnet.net | 27 |
| Hiryu | 1 |
| hitman832 | 1 |
| hittman@umich.edu | 6 |
| Hobbit | 18 |
| Hobo | 1 |
| hokorewe | 258 |
| HoL | 1 |
| Homer76767@aol.com | 13 |
| Horacioatlanta | 36 |
| Horrorolf | 4 |
| Horst Komnick | 28 |
| HSS | 1 |
| html_496 | 2 |
| HumaNAD.8K.COM | 1 |
| hybrid | 10651 |
| Hydronix | 9 |
| hyper2k | 20 |
| Hyperhacker | 649 |
| I.A.P. | 1 |
| I.H. of Mass | 1 |