Error code:   ConfigNamesError
Exception:    AttributeError
Message:      'str' object has no attribute 'items'
Traceback:    Traceback (most recent call last):
                File "/src/services/worker/src/worker/job_runners/dataset/config_names.py", line 67, in compute_config_names_response
                  config_names = get_dataset_config_names(
                                 ^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/inspect.py", line 161, in get_dataset_config_names
                  dataset_module = dataset_module_factory(
                                   ^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/load.py", line 1207, in dataset_module_factory
                  raise e1 from None
                File "/usr/local/lib/python3.12/site-packages/datasets/load.py", line 1182, in dataset_module_factory
                  ).get_module()
                    ^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/load.py", line 690, in get_module
                  config_name: DatasetInfo.from_dict(dataset_info_dict)
                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/info.py", line 284, in from_dict
                  return cls(**{k: v for k, v in dataset_info_dict.items() if k in field_names})
                                                 ^^^^^^^^^^^^^^^^^^^^^^^
              AttributeError: 'str' object has no attribute 'items'

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Estonia Business Contact List — Market Intelligence Dataset

273,000 verified Estonia contacts are available from LeadsBlue →. This open dataset provides the aggregate market intelligence behind that database — contact volume, benchmark open/reply rates, send timing, and compliance for the Estonia segment.

At a glance: A research dataset describing the Estonia Business Contact List market: verified-contact volume, industry distribution, outreach benchmarks, and regulatory framework, published by LeadsBlue Research under CC BY 4.0.

Key figures

Metric	Value
Verified contacts in segment	273,000
Typical email open rate	17-25%
Typical email reply rate	3-6.5%
Best send days	Tuesday, Wednesday, Thursday
Best send time (local)	09:00-11:00 EET
Geography	Estonia
Industry verticals benchmarked	14
License	CC BY 4.0

📥 Get the full Estonia Business Contact List — individual verified business records, ready to use: Download from LeadsBlue →

Market overview

Estonia is Europe's most digitally advanced nation — the only country to have fully deployed digital government services including online voting, digital identity, and blockchain-based record keeping since 2005. Tallinn is a compact but world-class tech hub: Skype was developed here, TransferWise (Wise) was founded here, and the country produces more unicorns per capita than any EU nation. E-Residency allows non-Estonians to start and run EU companies digitally from anywhere in the world.

Primary business hubs: Tallinn (Ülemiste City tech park), Tartu (university town, startup hub).

Outreach benchmarks & strategy

Estonian B2B cold email in English is completely standard — English proficiency is near-universal in the business community. Estonia's tech community is globally connected, small, and highly network-driven. Direct professional outreach works very well.

Files in this dataset

File	Contents
`data/market_overview.csv`	Segment-level metrics: contact volume, benchmark rates, send timing
`data/industry_benchmarks.csv`	Open/reply benchmarks across 14 industry verticals
`data/compliance.csv`	Regulatory framework, business culture, decision-maker profile, hubs

Methodology

Statistics are derived from LeadsBlue's verified database counts combined with published market baselines. This dataset contains aggregate figures only; it includes no individual contact records.

How to cite

LeadsBlue Research. (2026). Estonia Business Contact List — Market Intelligence Dataset. Derived from the B2B Cold Email Benchmark Report 2026 (https://doi.org/10.5281/zenodo.20136256). CC BY 4.0. Source: https://leadsblue.com

@dataset{leadsblue_estonia_business_contact_list_2026,
  author    = {Johnson, Luther},
  title     = {Estonia Business Contact List -- Market Intelligence Dataset},
  year      = {2026},
  publisher = {LeadsBlue Research},
  doi       = {10.5281/zenodo.20136256},
  url       = {https://leadsblue.com/leads/estonia-business-email-leads-database/}
}

Source & full dataset

This aggregate dataset is published by LeadsBlue Research. The full verified business email list — with individual business contact records — is available at Estonia Business Contact List.

Related resources: Benchmark report (Zenodo) · Research hub · Interactive tools

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