| Business | Phone |
| California Correctioal Center Po Box 790, Susanville 96127 | (530) 257-2181 |
| Lassen County Law Library 220 S Lassen St # 6, Susanville 96130 | (530) 251-8203 |
| Susanville Library District 1618 Main St, Susanville 96130 | (530) 251-8127 |
| Susanville Library Literacy 1618 Main St, Susanville 96130 | (530) 257-8021 |