Southwest Gas Customer Service
swgas.com| Southwest Gas AZ - Central | 877-860-602 | ||
| Southwest Gas NV - Northern | 877-860-6020 | ||
| Southwest Gas AZ - Southern | 877-860-6020 | ||
| Southwest Gas CA - Southern | 877-860-6020 | ||
| Southwest Gas NV - Southern | 877-860-6020 |
| Southwest Gas AZ - Central | 877-860-602 | ||
| Southwest Gas NV - Northern | 877-860-6020 | ||
| Southwest Gas AZ - Southern | 877-860-6020 | ||
| Southwest Gas CA - Southern | 877-860-6020 | ||
| Southwest Gas NV - Southern | 877-860-6020 |
