PostalCodes vs VA Facilities
Same instrument, two spec sheets — measured, not claimed.
PostalCodes vs VA Facilities: common questions
Which is more reliable, PostalCodes or VA Facilities?
On our scheduled checks, VA Facilities leads on measured uptime — PostalCodes at 99.02% versus VA Facilities at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Which is faster, PostalCodes or VA Facilities?
PostalCodes has the lower median latency in our checks — PostalCodes responds in 1030 ms versus VA Facilities at 1386 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.
Do PostalCodes and VA Facilities need an API key?
PostalCodes needs no key, while VA Facilities requires a free API key. If you want to start calling without signup, reach for PostalCodes first.
Can I call PostalCodes and VA Facilities from the browser?
Neither sends browser-friendly CORS headers reliably, so call PostalCodes and VA Facilities from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are PostalCodes and VA Facilities free for commercial use?
PostalCodes has unclear commercial terms, and VA Facilities has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.