Texas 지역 코드: 346
Note：346 지역 번호는 다음과 같습니다 Texas, 미국. 국제 전화 번호는 001346 or 001-346、0010346、+1-346、+1+346、+1346、00-1-346、00 1 346.
More About Area Code 346
Area Code 346 was first put in service July 1, 2014. Currently, the largest city it serves is Houston, TX, and it overlaps coverage areas with area codes 281, 713, and 832.
Active Phone Number Prefixes
| Prefix | Usage | Primary City | Carrier |
| (346) 222- | Landline | La Porte | Foremost Telecommunications Corporation |
| (346) 247- | Unknown | Logix Communications Corporation | |
| (346) 262- | Landline | Sugar Land | Foremost Telecommunications Corporation |
| (346) 333- | Landline | Houston | Foremost Telecommunications Corporation |
| (346) 444- | Landline | Houston | Foremost Telecommunications Corporation |
| (346) 720- | Landline | Houston | Southwestern Bell |
| (346) 721- | Landline | Houston | Southwestern Bell |
| (346) 722- | Landline | Houston | Southwestern Bell |
| (346) 723- | Landline | Houston | Southwestern Bell |
| (346) 725- | Landline | Houston | Southwestern Bell |
| (346) 726- | Landline | Houston | Southwestern Bell |
| (346) 727- | Landline | Houston | Southwestern Bell |
| (346) 728- | Landline | Houston | Southwestern Bell |
| (346) 729- | Landline | Houston | Southwestern Bell |
| (346) 777- | Landline | Houston | Foremost Telecommunications Corporation |
| (346) 834- | Landline | Houston | Southwestern Bell |
| (346) 888- | Landline | Houston | Foremost Telecommunications Corporation |
| (346) 932- | Unknown | Logix Communications Corporation | |
| (346) 999- | Landline | Huffman | Foremost Telecommunications Corporation |