| Last Name | First Name | Address | City | Misc | Telephone | Page # | Month | Year |
| H & H Motors | Main & Fourth | Alturas | Main | 1891 | 3 | June | 1948 | |
| Hacienda Motel | Twelfth | Alturas | Red | 1541 | 3 | June | 1948 | |
| Hafer | A | 1340 Court | Alturas | Red | 741 | 3 | June | 1948 |
| Hafley | Myrtle N | Main | Alturas | Black | 1972 | 3 | June | 1948 |
| Hager | Basin | Govt Line | Alturas | 9-F-5 | 3 | June | 1948 | |
| Hager | Walker | Parker Creek Line | Alturas | 6-F-5 | 3 | June | 1948 | |
| Hagerman | W W | Alturas | Black | 2611 | 3 | June | 1948 | |
| Haise | O V | Brand Inspector | Alturas | Black | 1301 | 3 | June | 1948 |
| Hall | B E | S Main | Alturas | Black | 933 | 3 | June | 1948 |
| Hammel | John | Fourth | Alturas | Red | 1402 | 3 | June | 1948 |
| Hammel Transportation Co | N Main | Alturas | Red | 2292 | 3 | June | 1948 | |
| Hanan | M S | Alturas | Red | 2483 | 3 | June | 1948 | |
| Hanford | E E | East | Alturas | Red | 1622 | 3 | June | 1948 |
| Hanks | Ray | 1121 Second | Alturas | Black | 1811 | 3 | June | 1948 |
| Harper | Aarin R | Berry Add | Alturas | Red | 1984 | 3 | June | 1948 |
| Harrington | George | Alturas | Red | 2543 | 3 | June | 1948 | |
| Harris | Marie | 1120 Henderson | Alturas | Black | 731 | 3 | June | 1948 |
| Hart | William | Alturas | Main | 2161 | 3 | June | 1948 | |
| Hawkins | Inez | Wells Apt | Alturas | Red | 2471 | 4 | June | 1948 |
| Hays | Chas | 1528 East | Alturas | Black | 654 | 4 | June | 1948 |
| Hays | John C | 1520 East C | Alturas | Black | 1691 | 4 | June | 1948 |
| Hazelwood | Robert | 1209 Second | Alturas | Red | 1191 | 4 | June | 1948 |
| Heatherwick | James | No 8 Vets Housing | Alturas | Red | 2491 | 4 | June | 1948 |
| Heesch Ranch | Don Bailey | Alturas | 6-F-3 | 4 | June | 1948 | ||
| Helms | H G | 830 Water | Alturas | Main | 2361 | 4 | June | 1948 |
| Helms Dept Store | 1030 Main | Alturas | Main | 411 | 4 | June | 1948 | |
| Henderson | Grady | Howard | Alturas | Red | 2021 | 4 | June | 1948 |
| Henderson | J D | No 9 Vets Unit | Alturas | Black | 2491 | 4 | June | 1948 |
| Henderson | Minnie Mrs | Henderson | Alturas | Black | 1841 | 4 | June | 1948 |
| Heryford | C D | Alturas | Black | 1112 | 4 | June | 1948 | |
| Heryford & Brock | Main | Alturas | Red | 301 | 4 | June | 1948 | |
| Hess | Genevieve | 1639 East C | Alturas | Red | 1301 | 4 | June | 1948 |
| Hickerson | Marjorie | Alturas | Black | 2573 | 4 | June | 1948 | |
| Hicks | Don | Main | Alturas | Red | 971 | 4 | June | 1948 |
| Higgins | Harold | Alturas | Red | 1872 | 4 | June | 1948 | |
| Hight's | 1060 Main | Alturas | Black | 2711 | 4 | June | 1948 | |
| Hilts | Marilyn | Spanish Courts | Alturas | Red | 2762 | 4 | June | 1948 |
| Hinshaw | Cleo | Eighth | Alturas | Black | 1253 | 4 | June | 1948 |
| Hironymous | Arnold | Fourth | Alturas | Red | 983 | 4 | June | 1948 |
| Hohwald | John A | Fourth | Alturas | Red | 191 | 4 | June | 1948 |
| Holland | Fred C | W Second | Alturas | Black | 2561 | 4 | June | 1948 |
| Holmes | Farley | 1653 Third | Alturas | Red | 1771 | 4 | June | 1948 |
| Home Bakery & Grocery | Main | Alturas | Black | 1561 | 4 | June | 1948 | |
| Hood | A B | Main | Alturas | Main | 2311 | 4 | June | 1948 |
| Hoskins | Leo M | Eighth & C | Alturas | Red | 452 | 4 | June | 1948 |
| Hotel California | 1056 Main | Alturas | Main | 831 | 4 | June | 1948 | |
| Hotel Modoc | 1238 Main | Alturas | Main | 211 | 4 | June | 1948 | |
| Hotel Niles | 928 Main | Alturas | Main | 1581 | 4 | June | 1948 | |
| Householder | Edna Mrs | 1262 East | Alturas | Black | 191 | 4 | June | 1948 |
| Hudson | Lewis L | Horseshoe Service Station Cabins | Alturas | Black | 344 | 4 | June | 1948 |
| Huff | Leslie | North | Alturas | Black | 692 | 4 | June | 1948 |
| Huff | Russell L | 2040 Court | Alturas | Red | 1544 | 4 | June | 1948 |
| Huffman | F H | Eighth & Court | Alturas | Red | 2601 | 4 | June | 1948 |
| Hughes | A L | Alturas | Black | 1502 | 4 | June | 1948 | |
| Humphrey | R W | Estes Add | Alturas | Black | 2212 | 4 | June | 1948 |
| Ingersoll | Chas | Third & West | Alturas | Black | 1773 | 4 | June | 1948 |
| Ingle Swamp Ranch | Alturas | 9-F-13 | 4 | June | 1948 | |||
| Ingraham | Lovell | 1636 Seventh & C | Alturas | Black | 872 | 4 | June | 1948 |
| Ingraham's Hardward | 920 Main | Alturas | Black | 61 | 4 | June | 1948 | |
| Inter State Cooperative | Alturas | Main | 2621 | 4 | June | 1948 | ||
| Ivory | C E | East | Alturas | Black | 2593 | 4 | June | 1948 |
| James | Gertrude | First | Alturas | Red | 2761 | 4 | June | 1948 |
| Jarman | J C | 1423 Main | Alturas | Black | 323 | 4 | June | 1948 |
| Jay | James M | 1259 Howard | Alturas | Black | 373 | 4 | June | 1948 |
| Johnson | B W | Alturas | Black | 1463 | 4 | June | 1948 | |
| Johnson | Glyne | Niles Motel | Alturas | Main | 2411 | 4 | June | 1948 |
| Johnson | L F | 1027 Henderson | Alturas | Red | 731 | 4 | June | 1948 |
| Johnson Outboard Motors | Court | Alturas | Main | 2501 | 4 | June | 1948 | |
| Johnston | Amy E | East | Alturas | Black | 2592 | 4 | June | 1948 |
| Jones | C T | East | Alturas | Black | 1543 | 4 | June | 1948 |
| Jones | Carl Mrs | 1704 East | Alturas | Red | 1341 | 4 | June | 1948 |
| Jones | Jack E | 1614 W Third | Alturas | Black | 2551 | 4 | June | 1948 |
| Jones | Maurice | Fourth | Alturas | Black | 1401 | 4 | June | 1948 |
| Jubelt | Leo | Main | Alturas | Black | 1673 | 4 | June | 1948 |