The Geocoding Blog

Guides, API tutorials, and worked examples for geocoding addresses, reverse geocoding coordinates, and mapping data at scale.

Browse Geocoding Tutorials, Guides & Updates

Idempotent Geocoding: Why and How to Make Calls Safe to Retry

Idempotent Geocoding: Why and How to Make Calls Safe to Retry

Design a geocoding pipeline where every call is safe to retry — idempotency keys, cache-as-dedup, patterns that prevent...
May 13, 2026
Deduplicating Geocoded Addresses: Stable Keys and Fuzzy Matching

Deduplicating Geocoded Addresses: Stable Keys and Fuzzy Matching

Dedupe addresses before and after geocoding: stable hash keys, fuzzy matching, and when '123 Main St' equals '123 main s...
May 12, 2026
Address Parsing Before Geocoding: Cleaning Inputs for Better Matches

Address Parsing Before Geocoding: Cleaning Inputs for Better Matches

How to parse, normalize, and clean addresses before sending them to a geocoder — the preprocessing step that turns 70% m...
May 11, 2026
Designing a Batch Geocoding Queue: SQS, BullMQ, or Custom

Designing a Batch Geocoding Queue: SQS, BullMQ, or Custom

Production patterns for batch geocoding pipelines: queue choice, retry semantics, dead-letter handling, and when to pick...
May 10, 2026
p99 Latency in Geocoding: Why Your Average Lies

p99 Latency in Geocoding: Why Your Average Lies

Why mean latency is a trap and p99 is the SLO that matters: percentile math, tail amplification, and how to fix it.
May 9, 2026
Concurrency Tuning for Geocoding: Finding Your Sweet Spot

Concurrency Tuning for Geocoding: Finding Your Sweet Spot

Find your geocoder's optimal concurrency: Little's Law, queue depth, and the curve where p99 starts diverging.
May 8, 2026
Geocoding Confidence Scores Explained: When to Trust, When to Reject

Geocoding Confidence Scores Explained: When to Trust, When to Reject

What accuracy_score actually means, how providers differ, and the threshold rules that survive 1M-row datasets.
May 7, 2026
PHP Geocoding API Tutorial: Guzzle Pools and Production Patterns

PHP Geocoding API Tutorial: Guzzle Pools and Production Patterns

PHP geocoding with Guzzle async pools, retry middleware, and Laravel queue integration. Production-ready code.
May 6, 2026
Go Geocoding Tutorial: Goroutines, Bounded Concurrency, and Backoff

Go Geocoding Tutorial: Goroutines, Bounded Concurrency, and Backoff

Production Go tutorial for geocoding: goroutine pools, semaphore-bounded concurrency, exponential backoff on 429s. Compi...
May 5, 2026
Geocoding UK Addresses: Postcodes, UPRN, and Edge Cases

Geocoding UK Addresses: Postcodes, UPRN, and Edge Cases

UK address geocoding: postcode districts, UPRN persistence, NI vs GB quirks, and Royal Mail PAF compatibility.
May 4, 2026