| Business | Phone |
| American Red Cross 6100 Camp Gary, San Marcos 78666 | (512) 396-8345 |
| Arcil Inc 618 S Guadalupe St 103, San Marcos 78666 | (512) 396-5790 |
| Casa Of Central Texas 1406 N I H 35 B, San Marcos 78666 | (512) 392-3578 |
| Casa Of Central Tx Inc 101 Uhland Rd, San Marcos 78666 | (512) 878-1123 |
| Community Development Office 101 Uhland Rd # 206, San Marcos 78666 | (512) 396-4564 |
| Community Health Svc 101 Uhland Rd 107, San Marcos 78666 | (512) 754-6600 |
| Crisis Hotline 1901 Dutton Dr E, San Marcos 78666 | (512) 396-3939 |
| Eci Homespun 1901 Dutton Dr, San Marcos 78666 | (512) 396-2058 |
| Friends Lend Others Wings 215 W San Antonio St 2108, San Marcos 78666 | (512) 392-3569 |
| Greater San Marcos Youth Shltr 1402 N Ih 35, San Marcos 78666 | (512) 754-0500 |
| Hill Country Community Mhmr 1901 Dutton Dr D, San Marcos 78666 | (512) 558-2000 |
| Hill Country Mhmr Ctr 1200 N Bishop St, San Marcos 78666 | (512) 392-7104 |
| Home Spun Eci Administration 1901 Dutton Dr, San Marcos 78666 | (512) 558-2048 |
| Roxanne's House 215 N Comanche St, San Marcos 78666 | (512) 396-7276 |
| Salvation Army Thrift Store 518 S Guadalupe St, San Marcos 78666 | (512) 754-8541 |
| Senior Citizens Ctr 810 Arizona St, San Marcos 78666 | (512) 392-2427 |
| Southside Community Ctr 518 S Guadalupe St, San Marcos 78666 | (512) 392-6694 |
| Southside Community Thrift Str 390 S L B J Dr, San Marcos 78666 | (512) 396-7003 |
| United Way 102 Hill Dr, San Marcos 78666 | (512) 396-6851 |
| Veterans Of Foreign Wars 1701 Hunter Rd, San Marcos 78666 | (512) 353-0267 |
| Wic Project 700 N L B J Dr 104, San Marcos 78666 | (512) 393-8040 |
| Community Action Inc 101 Uhland Rd 107, San Marcos 78666 | (512) 392-1161 |