OOPSpam vs US Street Address
Same instrument, two spec sheets — measured, not claimed.
OOPSpam vs US Street Address: common questions
Which is more reliable, OOPSpam or US Street Address?
On our scheduled checks, US Street Address leads on measured uptime — OOPSpam at —% versus US Street Address at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do OOPSpam and US Street Address need an API key?
OOPSpam needs no key, while US Street Address requires a free API key. If you want to start calling without signup, reach for OOPSpam first.
Can I call OOPSpam and US Street Address from the browser?
Only US Street Address is browser-friendly — it returns CORS headers over HTTPS. OOPSpam needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are OOPSpam and US Street Address free for commercial use?
OOPSpam has unclear commercial terms, and US Street Address 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.