The four most populous counties in Texas are each divided among more than one territory based on ZIP Code. Locate your ZIP Code to find your Provider Relations Representative.
Bexar County
Territory 4
78002, 78023, 78054, 78069, 78073, 78201, 78204, 78211, 78213, 78214, 78216, 78221, 78224, 78225, 78226, 78229, 78230, 78231, 78236, 78237, 78238, 78240, 78241, 78242, 78243, 78245, 78249, 78250, 78251, 78252, 78253, 78254, 78255, 78256, 78257, 78264, 78268, 78269, 78278, 78279, 78283, 78285, 78286, 78288, 78289, 78291, 78292, 78293, 78294, 78295, 78296, 78297, 78298, 78299
Territory 6
78101, 78109, 78112, 78148, 78150, 78152, 78202, 78203, 78205, 78206, 78207, 78208, 78209, 78210, 78212, 78215, 78217, 78218, 78219, 78220, 78222, 78223, 78227, 78228, 78232, 78233, 78234, 78235, 78235, 78239, 78244, 78246, 78247, 78248, 78258, 78259, 78260, 78261, 78263, 78265, 78270, 78280, 78284, 78287
Dallas County
Territory 9
75011, 75014, 75015, 75016, 75017, 75037, 75038, 75039, 75046, 75050, 75051, 75052, 75053, 75054, 75060, 75061, 75062, 75063, 75104, 75106, 75115, 75116, 75123, 75134, 75137, 75138, 75141, 75146, 75159, 75172, 75203, 75208, 75211, 75212, 75215, 75216, 75221, 75222, 75224, 75232, 75233, 75236, 75237, 75241, 75247, 75249, 75261, 75265, 75275, 75284, 75285, 75315, 75342, 75356, 75380, 75381, 75398
Territory 10
75001, 75006, 75019, 75030, 75040, 75041, 75042, 75043, 75044, 75045, 75047, 75048, 75048, 75049, 75080, 75081, 75082, 75083, 75085, 75088, 75089, 75099, 75149, 75150, 75180, 75181, 75182, 75185, 75187, 75201, 75202, 75204, 75205, 75206, 75207, 75209, 75210, 75214, 75217, 75218, 75219, 75220, 75223, 75225, 75226, 75227, 75228, 75229, 75230, 75231, 75234, 75235, 75238, 75240, 75242, 75243, 75244, 75245, 75246, 75248, 75250, 75251, 75252, 75253, 75254, 75258, 75260, 75262, 75263, 75264, 75266, 75267, 75270, 75277, 75283, 75286, 75287, 75301, 75303, 75310, 75312, 75313, 75320, 75323, 75326, 75334, 75336, 75339, 75340, 75343, 75344, 75354, 75355, 75357, 75358, 75359, 75360, 75367, 75368, 75370, 75371, 75372, 75373, 75374, 75376, 75378, 75379, 75382, 75387, 75389, 75390, 75391, 75392, 75393, 75394, 75395, 75397
Harris County
Territory 11
77008, 77009, 77013, 77014, 77015, 77016, 77018, 77022, 77026, 77028, 77032, 77037, 77038, 77039, 77040, 77041, 77043, 77050, 77052, 77055, 77060, 77064, 77065, 77065, 77066, 77067, 77068, 77069, 77070, 77073, 77076, 77078, 77080, 77084, 77086, 77088, 77090, 77091, 77092, 77093, 77095, 77205, 77206, 77222, 77228, 77238, 77241, 77243, 77250, 77267, 77268, 77269, 77273, 77280, 77290, 77291, 77292, 77293, 77315, 77325, 77325, 77337, 77338, 77347, 77373, 77375, 77377, 77379, 77383, 77388, 77389, 77391, 77410, 77429, 77433, 77449
Territory 12
77002, 77003, 77004, 77011, 77012, 77017, 77020, 77021, 77023, 77029, 77033, 77034, 77044, 77047, 77048, 77049, 77051, 77058, 77059, 77061, 77062, 77075, 77087, 77089, 77204, 77207, 77209, 77213, 77217, 77220, 77221, 77223, 77234, 77246, 77247, 77258, 77259, 77261, 77262, 77276, 77278, 77285, 77286, 77287, 77289, 77294, 77296, 77336, 77339, 77345, 77346, 77396, 77501, 77502, 77503, 77504, 77505, 77506, 77507, 77508, 77520, 77521, 77522, 77530, 77532, 77536, 77547, 77562, 77571, 77572, 77586, 77587, 77598
Territory 13
77001, 77005, 77005, 77007, 77010, 77019, 77024, 77025, 77027, 77030, 77031, 77035, 77036, 77042, 77045, 77046, 77053, 77054, 77056, 77057, 77063, 77071, 77072, 77074, 77077, 77079, 77081, 77082, 77083, 77085, 77094, 77096, 77097, 77098, 77099, 77201, 77202, 77203, 77208, 77210, 77212, 77215, 77216, 77218, 77219, 77224, 77225, 77226, 77227, 77229, 77230, 77231, 77233, 77235, 77236, 77237, 77240, 77242, 77244, 77245, 77248, 77249, 77251, 77252, 77253, 77254, 77255, 77256, 77257, 77260, 77263, 77265, 77266, 77270, 77271, 77272, 77274, 77275, 77277, 77279, 77282, 77284, 77288, 77297, 77299, 77401, 77402, 77411, 77413, 77450
Williamson County
Territory 7
78634, 78681, 78717, 78727, 78728, 78729, 78750, 78759
Territory 15
76511, 76527, 76530, 76537, 76574, 76577, 76578, 78613, 78615, 78621, 78626, 78628, 78633, 78641, 78642, 78664, 78665, 76573, 78627, 78630, 78646, 78673, 78674, 78680, 78683, 78682