Labels:text | diagram | font | screenshot | map OCR: OKLAHOMA Amarillo O × OKLAHOMA ARKANSAS O Lubbock Dallas z Fort Worth @ NEW MEXICO LOUSIANA El Paso Austin Houston San Antonlo MEXICO GULF Corpus Christi OF MEXICO . Brownsville TEXAS 0 45 90 180 Ml. CHtes 0 to 50,000 0 1,000,000 and over C and 50,000 to 500,000 Capital Towns (0) 500,000 to 1,000,000