- Pottsboro
- Pottsville
- Powderly
- Powell
- Poynor
- Prairie Hill
- Prairie Lea
- Prairie View
- Premont
- Presidio
- Price
- Priddy
- Princeton
- Proctor
- Progreso
- Prosper
- Purdon
- Purmela
- Putnam
- Pyote
- Quail
- Quanah
- Queen City
- Quemado
- Quinlan
- Quitaque
- Quitman
- Rainbow
- Ralls
- Randolph
- Randolph A F B
- Ranger
- Rankin
- Ransom Canyon
- Ratcliff
- Ravenna
- Raymondville
- Raywood
- Reagan
- Realitos
- Red Oak
- Red Rock
- Redford
- Redwater
- Refugio
- Reklaw
- Rhome
- Rice
- Richards
- Richardson
- Richland
- Richland Springs
- Richmond
- Riesel
- Ringgold
- Rio Frio
- Rio Grande City
- Rio Hondo
- Rio Medina
- Rio Vista
- Rising Star
- Riverside
- Riviera
- Roanoke
- Roans Prairie
- Roaring Springs
- Robert Lee
- Robstown
- Roby
- Rochelle
- Rochester
- Rock Island
- Rockdale
- Rockport
- Rocksprings
- Rockwall
- Rockwood
- Rogers
- Roma
- Romayor
- Roosevelt
- Ropesville
- Rosanky
- Roscoe
- Rosebud
- Rosenberg
- Rosharon
- Ross
- Rosser
- Rosston
- Rotan
- Round Mountain
- Round Rock
- Round Top
- Rowena
- Rowlett
- Roxton
- Royse City
- Rule
- Runge
- Rusk
- Rye
- Sabinal
- Sabine Pass
- Sachse
- Sacul
- Sadler
- Saint Hedwig
- Saint Jo
- Salado
- Salineno
- Salt Flat
- Saltillo
- Sam Norwood
- San Angelo
- San Antonio
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- San Elizario
- San Felipe
- San Isidro
- San Juan
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- San Perlita
- San Saba
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- Sanderson
- Sandia
- Sanford
- Sanger
- Santa Anna
- Santa Elena
- Santa Fe
- Santa Maria
- Santa Rosa
- Santo
- Saragosa
- Saratoga
- Sarita
- Satin
- Savoy
- Schertz
- Schulenburg
- Schwertner
- Scotland
- Scottsville
- Scroggins
- Scurry
- Seabrook