List of highways numbered 503

The following highways are numbered 503:

This list is incomplete; you can help by adding missing items. (October 2010)

Canada

Costa Rica

  • National Route 503

India

  • National Highway 503 (India)

Japan

  • Japan National Route 503

United States

  • County Road 503 (Brevard County, Florida)
  • Maryland Route 503 (former)
  • County Route 503 (New Jersey)
  • Ohio State Route 503
  • Washington State Route 503
Territories
  • Puerto Rico Highway 503
Preceded by
502 		Lists of highways
503 		Succeeded by
504
  • v
  • t
  • e
0–2425–4950–7475–99100–124125–149150–174175–199200–224225–249250–274275–299300–324325–349350–374375–399400–424425–449450–474475–499500–524525–549550–574575–599600–624625–649650–674675–699700–724725–749750–774775–799800–824825–849850–874875–899900–924925–949950–974975–9991000+ 


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