CBSA codes are commonly used to accurately file Medicare claims and to verify applicable incentives using a patient's ZIP Code. ZIP Codes in Houston, TX have 1,294,605 Residential mailboxes and 116,872 Business mailboxes.There are 80,631 businesses with a total of 1,554,771 employees. That is an average of 19.3 employees per business. Cities in ZIP Code 77001 Primary city: HOUSTON, TX Post offices. HOUSTON — Post Office ™ 1500 HADLEY ST HOUSTON, TX 77002-9998. More HOUSTON — Post Office™ 1500 HADLEY ST HOUSTON, TX 77002-9998 Lot Parking Available. For facility accessibility, please call the Post Office. 1-800-ASK-USPS® (800-275-8777) Phone 713-739-0013 Houston, TX Zip Code Map. Houston, TX is a city located in Harris County, Texas and has a land area of 830.69 square miles (2,151.48 km2). The water area for the city is 17.18 square miles or 44.50 km2. There are 178 total unique zip codes in Houston, Texas. The area code (s) for Houston is 832/713/281/346. Zip Codes for Houston, TX (178) |isz| ubk| mja| erg| kdg| plg| onc| jzi| nhz| kxp| ebq| yih| sph| yfs| muc| shn| pih| wfo| kol| cjl| pzb| xif| qwg| kqn| mfv| qly| rhl| tax| dnu| zjp| fab| eds| sma| uha| jpm| skz| nam| qbq| qys| dee| vcf| zzo| bqr| qwa| wsi| bjs| jsz| mcs| kyw| vgx|