Start with the answer
Postal Service Mail Sorters, Processors, and Processing Machine Operators pay in Duluth, MN-WI and Spokane-Spokane Valley, WA
The May 2025 BLS OEWS median for Postal Service Mail Sorters, Processors, and Processing Machine Operators is $70,990 per year in Duluth, MN-WI. It is $57,430 per year in Spokane-Spokane Valley, WA. Duluth, MN-WI is 23.6% above Spokane-Spokane Valley, WA on the published median.
Both rows use SOC 43-5053 and the same annual wage metric. Median means the middle of each area's published wage spread. It is not one worker's pay. The larger median is not proof that one place gives a better job or a better result. It is one wage fact from one source period.
BLS lists 40 wage and salary jobs in Duluth, MN-WI and 290 in Spokane-Spokane Valley, WA. Those are survey job counts, not open posts. Read pay, job scale, local share, and price level as separate facts before you make a choice.
Evidence: bls-oews-may-2025 · Rule: same-soc-same-metric-pair · nominal-median-gap · employment-not-openings